package net.jcip.examples.chapter4;

public class EscapeTest {


    public static void main(String[] args) {
        System.out.println("初始"  + Escape.locations);
        Point point = Escape.locations.get("car");
        point.setX(2444);
        System.out.println("引用逸出"  +  Escape.locations);
    }

}
